<template>
  <div class="son">
    <h3>我是Son组件(孙),{{car.name}}--{{car.price}}</h3>
  </div>
</template>
  
  <script>
import { inject } from "vue";

export default {
  name: "Son",
  components: {},
  setup() {
    let car = inject("car");
    return { car };
  },
};
</script>
  
  <style scoped>
.son {
  background-color: orange;
  padding: 10px;
}
</style>
  